From bf2f81811fe1869a98861b2d5edc0fba8f884123 Mon Sep 17 00:00:00 2001
From: Attila Molnar <attilamolnar@hush.com>
Date: Mon, 23 Nov 2015 11:37:26 +0100
Subject: core_whowas Add WhoWas::Manager::PurgeNick()

---
 src/coremods/core_whowas.cpp | 37 +++++++++++++++++++++----------------
 1 file changed, 21 insertions(+), 16 deletions(-)

(limited to 'src/coremods')

diff --git a/src/coremods/core_whowas.cpp b/src/coremods/core_whowas.cpp
index 53c978ae8..12ab940dd 100644
--- a/src/coremods/core_whowas.cpp
+++ b/src/coremods/core_whowas.cpp
@@ -119,10 +119,7 @@ void WhoWas::Manager::Add(User* user)
 		if (whowas.size() > this->MaxGroups)
 		{
 			// Too many nicks, remove the nick which was inserted the longest time ago from both the map and the fifo
-			nick = whowas_fifo.front();
-			whowas_fifo.pop_front();
-			whowas.erase(nick->nick);
-			delete nick;
+			PurgeNick(whowas_fifo.front());
 		}
 	}
 	else
@@ -150,18 +147,7 @@ void WhoWas::Manager::Prune()
 	{
 		WhoWas::Nick* nick = whowas_fifo.front();
 		if ((whowas_fifo.size() > this->MaxGroups) || (nick->addtime < min))
-		{
-			/* hopefully redundant integrity check, but added while debugging r6216 */
-			if (!whowas.erase(nick->nick))
-			{
-				/* this should never happen, if it does maps are corrupt */
-				ServerInstance->Logs->Log("WHOWAS", LOG_DEFAULT, "BUG: Whowas maps got corrupted! (1)");
-				return;
-			}
-
-			whowas_fifo.pop_front();
-			delete nick;
-		}
+			PurgeNick(nick);
 		else
 			break;
 	}
@@ -218,6 +204,25 @@ void WhoWas::Manager::UpdateConfig(unsigned int NewGroupSize, unsigned int NewMa
 	Prune();
 }
 
+void WhoWas::Manager::PurgeNick(whowas_users::iterator it)
+{
+	WhoWas::Nick* nick = it->second;
+	whowas_fifo.erase(nick);
+	whowas.erase(it);
+	delete nick;
+}
+
+void WhoWas::Manager::PurgeNick(WhoWas::Nick* nick)
+{
+	whowas_users::iterator it = whowas.find(nick->nick);
+	if (it == whowas.end())
+	{
+		ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "ERROR: Inconsistency detected in whowas database, please report");
+		return;
+	}
+	PurgeNick(it);
+}
+
 WhoWas::Entry::Entry(User* user)
 	: host(user->host)
 	, dhost(user->dhost)
-- 
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